Do you mean that the org has officially discussed those wacky old teachings publicly?
Um, they've talked about this publicly for years.
*** jv chap. 14 p. 201 “They Are No Part of the World” ***
For some 35 years, Pastor Russell thought that the Great Pyramid of Gizeh was God’s stone witness, corroborating Biblical time periods. (Isa. 19:19) But Jehovah’s Witnesses have abandoned the idea that an Egyptian pyramid has anything to do with true worship.